This video is for absolute beginners. I will show you how to navigate your system in Linux/Unix.it is use full to who ill start career in Linux and Cyber Security.
What is an Operating System?
Operating system is the collection of programs that
coordinates the operation of computer hardware &
software
Functions of operating system:
Process management
Memory management
Data management
I/O management
Kernel: kernel is a set of functions that makeup heart of
an o/ s It is used to provide application interface between
programs & physical devices Services provided by kernel:
-controls execution of process
-scheduling process fairly for execution on CPU
-Allocating memory for an executing process
Shell: shell is an interface between human readable
language & machine language.
pdf link : https://drive.google.com/file/d/1qImwWZldkL_8w8SiUPaSw3Av1uHhXBLi/view?usp=sharing
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